diff options
| -rw-r--r-- | include/libcamera/internal/bayer_format.h | 1 | ||||
| -rw-r--r-- | src/libcamera/bayer_format.cpp | 55 |
2 files changed, 56 insertions, 0 deletions
diff --git a/include/libcamera/internal/bayer_format.h b/include/libcamera/internal/bayer_format.h index 4280b76b..dc86f6ee 100644 --- a/include/libcamera/internal/bayer_format.h +++ b/include/libcamera/internal/bayer_format.h @@ -43,6 +43,7 @@ public: } explicit BayerFormat(V4L2PixelFormat v4l2Format); + static const BayerFormat &fromMbusCode(unsigned int mbusCode); bool isValid() const { return bitDepth != 0; } std::string toString() const; diff --git a/src/libcamera/bayer_format.cpp b/src/libcamera/bayer_format.cpp index c42792ff..a6a40be0 100644 --- a/src/libcamera/bayer_format.cpp +++ b/src/libcamera/bayer_format.cpp @@ -8,6 +8,9 @@ #include "libcamera/internal/bayer_format.h" #include <map> +#include <unordered_map> + +#include <linux/media-bus-format.h> #include <libcamera/transform.h> @@ -140,6 +143,41 @@ const std::map<BayerFormat, V4L2PixelFormat, BayerFormatComparator> bayerToV4l2{ { { BayerFormat::RGGB, 16, BayerFormat::None }, V4L2PixelFormat(V4L2_PIX_FMT_SRGGB16) }, }; +const std::unordered_map<unsigned int, BayerFormat> mbusCodeToBayer{ + { MEDIA_BUS_FMT_SBGGR8_1X8, { BayerFormat::BGGR, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGBRG8_1X8, { BayerFormat::GBRG, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGRBG8_1X8, { BayerFormat::GRBG, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SRGGB8_1X8, { BayerFormat::RGGB, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR10_ALAW8_1X8, { BayerFormat::BGGR, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGBRG10_ALAW8_1X8, { BayerFormat::GBRG, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGRBG10_ALAW8_1X8, { BayerFormat::GRBG, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SRGGB10_ALAW8_1X8, { BayerFormat::RGGB, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR10_DPCM8_1X8, { BayerFormat::BGGR, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGBRG10_DPCM8_1X8, { BayerFormat::GBRG, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGRBG10_DPCM8_1X8, { BayerFormat::GRBG, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SRGGB10_DPCM8_1X8, { BayerFormat::RGGB, 8, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_BE, { BayerFormat::BGGR, 10, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR10_2X8_PADHI_LE, { BayerFormat::BGGR, 10, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR10_2X8_PADLO_BE, { BayerFormat::BGGR, 10, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR10_2X8_PADLO_LE, { BayerFormat::BGGR, 10, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR10_1X10, { BayerFormat::BGGR, 10, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGBRG10_1X10, { BayerFormat::GBRG, 10, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGRBG10_1X10, { BayerFormat::GRBG, 10, BayerFormat::None } }, + { MEDIA_BUS_FMT_SRGGB10_1X10, { BayerFormat::RGGB, 10, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR12_1X12, { BayerFormat::BGGR, 12, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGBRG12_1X12, { BayerFormat::GBRG, 12, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGRBG12_1X12, { BayerFormat::GRBG, 12, BayerFormat::None } }, + { MEDIA_BUS_FMT_SRGGB12_1X12, { BayerFormat::RGGB, 12, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR14_1X14, { BayerFormat::BGGR, 14, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGBRG14_1X14, { BayerFormat::GBRG, 14, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGRBG14_1X14, { BayerFormat::GRBG, 14, BayerFormat::None } }, + { MEDIA_BUS_FMT_SRGGB14_1X14, { BayerFormat::RGGB, 14, BayerFormat::None } }, + { MEDIA_BUS_FMT_SBGGR16_1X16, { BayerFormat::BGGR, 16, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGBRG16_1X16, { BayerFormat::GBRG, 16, BayerFormat::None } }, + { MEDIA_BUS_FMT_SGRBG16_1X16, { BayerFormat::GRBG, 16, BayerFormat::None } }, + { MEDIA_BUS_FMT_SRGGB16_1X16, { BayerFormat::RGGB, 16, BayerFormat::None } }, +}; + } /* namespace */ /** @@ -170,6 +208,23 @@ BayerFormat::BayerFormat(V4L2PixelFormat v4l2Format) } /** + * \brief Retrieve the BayerFormat associated with a media bus code + * \param[in] mbusCode The media bus code to convert into a BayerFormat + * + * The media bus code numeric identifiers are defined by the V4L2 specification. + */ +const BayerFormat &BayerFormat::fromMbusCode(unsigned int mbusCode) +{ + static BayerFormat empty; + + const auto it = mbusCodeToBayer.find(mbusCode); + if (it == mbusCodeToBayer.end()) + return empty; + else + return it->second; +} + +/** * \fn BayerFormat::isValid() * \brief Return whether a BayerFormat is valid */ |